21035301

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16421}}^1$

素因数の和:16492

約数の個数: 16

約数和(自身を含む): 32581248

約数和(自身を除く): 11545947

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 16421, 49263, 114947, 344841, 1001681, 3005043, 7011767, 21035301]

約数ペア:

[(1, 21035301), (3, 7011767), (7, 3005043), (21, 1001681), (61, 344841), (183, 114947), (427, 49263), (1281, 16421)]